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发明名称
REFLECTING PLATE FOR ILLUMINATING ORIGINAL AND ITS MANUFACTURE
摘要
申请公布号
JPH02267542(A)
申请公布日期
1990.11.01
申请号
JP19890090365
申请日期
1989.04.10
申请人
RICOH CO LTD
发明人
YASUDA YUJI
分类号
G03G15/04;G03B27/54
主分类号
G03G15/04
代理机构
代理人
主权项
地址
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